20162640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84011}}^1$

素因数の和:84027

約数の個数: 40

約数和(自身を含む): 62504928

約数和(自身を除く): 42342288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84011, 168022, 252033, 336044, 420055, 504066, 672088, 840110, 1008132, 1260165, 1344176, 1680220, 2016264, 2520330, 3360440, 4032528, 5040660, 6720880, 10081320, 20162640]

約数ペア:

[(1, 20162640), (2, 10081320), (3, 6720880), (4, 5040660), (5, 4032528), (6, 3360440), (8, 2520330), (10, 2016264), (12, 1680220), (15, 1344176), (16, 1260165), (20, 1008132), (24, 840110), (30, 672088), (40, 504066), (48, 420055), (60, 336044), (80, 252033), (120, 168022), (240, 84011)]